题目

We shouldn’t spent our money testing so many people,most of _____are healthy A. that                B.which                 C. what              D. whom 答案：D 解析: whom引导定语从句,指代先行词people,表示“大多数人都健康”。that引导定语从句时,既可指人,也可指物,但不用于介词后。which引导定语从句时,指物。what引导宾语从句,不能引导定语从句。

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